Integrar la función $\frac{\sqrt{x}}{\sqrt[9]{x}}$

Calcular la integral

$\int\frac{cos\left(x\right)}{x}dx$

Calcular la integral

$\int\frac{\arctan\left(x\right)}{x}dx$

Calcular la integral

$\int\left(\frac{\arctan\left(x\right)}{x}\right)dx$

Calcular la integral

$\int\cos\left(x\right)\div xdx$

Calcular la integral

$\int\left(\frac{arctan\left(2x\right)}{x}\right)dx$

Calcular la integral

$\int\sin\left(x\right)\div xdx$

Calcular la integral

$\int\left(\frac{sin\left(x\right)}{x}\right)dx$